5 volumes, ca 1200 pages, with numerous blank leaves, 8vo (195 x 132mm).  In Latin. Written in a neat cursive hand in dark brown ink. With two engraved inserted frontispieces, the first (Vol. I) a devotional image of the Virgin Mary; the second (Vol. V) a portrait of the Italian Jesuit Aloysius de Gonzaga. Illustrated throughout with numerous full-page plates and numerous diagrams within the text (some spaces left blank for diagrams). Bound in contemporary Italian vellum with morocco spine labels (one label worn away, slight bowing to covers).

 

The wide-range of subjects include: physics, astronomy, hydrology, horology, meteorology and large sections devoted to mathematics, particularly algebra and Euclidian geometry. Contains a section at the end of the first volume In quatuor Libros metereologicorum Aristotelis, Quaestiones Selectae, dated 1707. Internally fine.